Kubich, V., Cherneta, O. and Yurov, V. 2019. Potential difference of metal machine parts methodology for determining the parameters of adhesional properties of materials on the SMC-2 friction machine. Eurasian Physical Technical Journal. 16, 2(32) (Sep. 2019), 78–82. DOI:https://doi.org/10.31489/2019No2/78-82.